15 files changed, 30 insertions, 195 deletions
diff --git a/src/soc/sifive/fu540/bootblock.c b/src/soc/sifive/fu540/bootblock.c
index a54f084cd666..6cdd4abfcecb 100644
--- a/src/soc/sifive/fu540/bootblock.c
+++ b/src/soc/sifive/fu540/bootblock.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <device/mmio.h>
 #include <bootblock_common.h>
diff --git a/src/soc/sifive/fu540/cbmem.c b/src/soc/sifive/fu540/cbmem.c
index 7fa39eff8fe8..4ade9ad780b5 100644
--- a/src/soc/sifive/fu540/cbmem.c
+++ b/src/soc/sifive/fu540/cbmem.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <cbmem.h>
 #include <commonlib/helpers.h>
diff --git a/src/soc/sifive/fu540/clint.c b/src/soc/sifive/fu540/clint.c
index 9c430f28e81d..a882fab015b9 100644
--- a/src/soc/sifive/fu540/clint.c
+++ b/src/soc/sifive/fu540/clint.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <mcall.h>
 #include <stdint.h>
diff --git a/src/soc/sifive/fu540/clock.c b/src/soc/sifive/fu540/clock.c
index acbf1d816d93..09bef76ccf6a 100644
--- a/src/soc/sifive/fu540/clock.c
+++ b/src/soc/sifive/fu540/clock.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <device/mmio.h>
 #include <console/console.h>
diff --git a/src/soc/sifive/fu540/include/soc/addressmap.h b/src/soc/sifive/fu540/include/soc/addressmap.h
index 97370bdf97ea..7d03b55f70ed 100644
--- a/src/soc/sifive/fu540/include/soc/addressmap.h
+++ b/src/soc/sifive/fu540/include/soc/addressmap.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #define FU540_MSEL		0x00001000
 #define FU540_DTIM		0x01000000
diff --git a/src/soc/sifive/fu540/include/soc/clock.h b/src/soc/sifive/fu540/include/soc/clock.h
index 093abeb6e5ff..8284dab06bdb 100644
--- a/src/soc/sifive/fu540/include/soc/clock.h
+++ b/src/soc/sifive/fu540/include/soc/clock.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef __SOC_SIFIVE_HIFIVE_U_CLOCK_H__
 #define __SOC_SIFIVE_HIFIVE_U_CLOCK_H__
diff --git a/src/soc/sifive/fu540/include/soc/memlayout.ld b/src/soc/sifive/fu540/include/soc/memlayout.ld
index bef009b85878..d024002eee4f 100644
--- a/src/soc/sifive/fu540/include/soc/memlayout.ld
+++ b/src/soc/sifive/fu540/include/soc/memlayout.ld
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <memlayout.h>
 #include <soc/addressmap.h>
diff --git a/src/soc/sifive/fu540/include/soc/otp.h b/src/soc/sifive/fu540/include/soc/otp.h
index 81e0afb87397..e1aae4cb5e4c 100644
--- a/src/soc/sifive/fu540/include/soc/otp.h
+++ b/src/soc/sifive/fu540/include/soc/otp.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef __SOC_SIFIVE_HIFIVE_U_OTP_H__
 #define __SOC_SIFIVE_HIFIVE_U_OTP_H__
diff --git a/src/soc/sifive/fu540/include/soc/sdram.h b/src/soc/sifive/fu540/include/soc/sdram.h
index 2d01b39b941f..e48ef7738492 100644
--- a/src/soc/sifive/fu540/include/soc/sdram.h
+++ b/src/soc/sifive/fu540/include/soc/sdram.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef __SOC_SIFIVE_FU540_SDRAM_H__
 #define __SOC_SIFIVE_FU540_SDRAM_H__
diff --git a/src/soc/sifive/fu540/include/soc/spi.h b/src/soc/sifive/fu540/include/soc/spi.h
index 201dcb629a05..e6e57ed1f529 100644
--- a/src/soc/sifive/fu540/include/soc/spi.h
+++ b/src/soc/sifive/fu540/include/soc/spi.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #ifndef __SOC_SIFIVE_HIFIVE_U_SPI_H__
 #define __SOC_SIFIVE_HIFIVE_U_SPI_H__
diff --git a/src/soc/sifive/fu540/otp.c b/src/soc/sifive/fu540/otp.c
index 5437a713f53a..ef28fb575a39 100644
--- a/src/soc/sifive/fu540/otp.c
+++ b/src/soc/sifive/fu540/otp.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <stddef.h>
 #include <delay.h>
diff --git a/src/soc/sifive/fu540/sdram.c b/src/soc/sifive/fu540/sdram.c
index 5fadd1dfc52a..fc31eb726d1a 100644
--- a/src/soc/sifive/fu540/sdram.c
+++ b/src/soc/sifive/fu540/sdram.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <soc/sdram.h>
 #include <soc/addressmap.h>
diff --git a/src/soc/sifive/fu540/spi.c b/src/soc/sifive/fu540/spi.c
index 0a736315ea0b..fa057be1ecec 100644
--- a/src/soc/sifive/fu540/spi.c
+++ b/src/soc/sifive/fu540/spi.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <device/mmio.h>
 #include <soc/spi.h>
diff --git a/src/soc/sifive/fu540/spi_internal.h b/src/soc/sifive/fu540/spi_internal.h
index 494878d26c6f..6baee36b4f7c 100644
--- a/src/soc/sifive/fu540/spi_internal.h
+++ b/src/soc/sifive/fu540/spi_internal.h
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 #ifndef __SOC_SIFIVE_HIFIVE_U_SPI_INTERNAL_H__
 #define __SOC_SIFIVE_HIFIVE_U_SPI_INTERNAL_H__
 
diff --git a/src/soc/sifive/fu540/uart.c b/src/soc/sifive/fu540/uart.c
index b3f9107d5e89..34a1039b6c14 100644
--- a/src/soc/sifive/fu540/uart.c
+++ b/src/soc/sifive/fu540/uart.c
@@ -1,16 +1,5 @@
-/*
- * This file is part of the coreboot project.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* This file is part of the coreboot project. */
 
 #include <stddef.h>
 #include <stdint.h>